Barium Sulphate

Alternate Text

Molecular formula: BaSO4

Molecular weight: 233.40

CAS No.: 7727-43-7

Property:Non qualitative white powder. Non toxic, not soluble in water, soluble in smoking Sulphuric Acid, slightly soluble in boiling Hydrochloric Acid. Chemical property is stable, it’ll reduce to Barium Sulfide when heat with carbon. It won’t change color when meeting with hydrogen sulfide or toxic gas in the air.


It can be used as filler for paint, printing ink, rubber, plastic, insulating tape, surface paint agent for photo paper and copper plate. Sizing agent for textile. It also can be used in pigment, porcelain, storage battery, porcelain enamel, glass and flavor etc.

Packing:Net in 25KG plastic woven bag.

Barium Sulphate (as drying base) 98% Min
PH Value (100g/suspending matter) 6.5—8
Water-soluble 0.2% Max
Iron(Fe) 0.004% Max
Sulphite 0.003% Max
45um sieve residue 0.1% Max
Oil absorption (g/100g) 15—25%
Whiteness 94% Min
Acetic acid 0.6% Max
Moisture 0.20% Max


Is a specialized manufacturing and operating chemical enterprise Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & dyeing, leather processing, fertilizer, water treatment, construction industry, food &feed additives and other areas. Oxalic acid, formic acid, sodium formate, calcium formate, sodium sulphide, series of humic acid, sodium hydrosulphide, ammonium chloride, sodium thiosulfate, and calcium nitrite are partial strong products. Among them, STPP occupy largest export volume and export to more than 20 countries and regions in America , Asia, Africa and other continents, winning customers praise with its superior quality , favorable price and excellent service. For over 10 years, stick to business philosophy of" you should give your customer what they really need not what you think they need ", Verdi has built long term & stable trade relationship with more than 45 countries and regions in the world. sincerely hope to cooperate with more clients in the world and seek common developments.